2549613264 has 60 divisors (see below), whose sum is σ = 7239724128. Its totient is φ = 772608320.

The previous prime is 2549613263. The next prime is 2549613289. The reversal of 2549613264 is 4623169452.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2549613263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213684 + ... + 225299.

Almost surely, 2^2549613264 is an apocalyptic number.

2549613264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2549613264 is an abundant number, since it is smaller than the sum of its proper divisors (4690110864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2549613264 is a wasteful number, since it uses less digits than its factorization.

2549613264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439016 (or 438999 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 2549613264 is about 50493.6952896102. The cubic root of 2549613264 is about 1366.1281381968.

The spelling of 2549613264 in words is "two billion, five hundred forty-nine million, six hundred thirteen thousand, two hundred sixty-four".